libcaf.h: Add caf_reference_type.
authorAndre Vehreschild <vehre@gcc.gnu.org>
Mon, 19 Sep 2016 13:45:40 +0000 (15:45 +0200)
committerAndre Vehreschild <vehre@gcc.gnu.org>
Mon, 19 Sep 2016 13:45:40 +0000 (15:45 +0200)
commit3c9f5092c6d30a459e06b7db3f0796a1175e2ecc
tree9a8705f914f9ecf3d0ee2ae64c50f68a5472a893
parente79e6763c68224a1b0d272d32697702faee7e427
libcaf.h: Add caf_reference_type.

libgfortran/ChangeLog:

2016-09-19  Andre Vehreschild  <vehre@gcc.gnu.org>

* caf/libcaf.h: Add caf_reference_type.
* caf/mpi.c: Adapted signature of caf_register().
* caf/single.c (struct caf_single_token): Added to keep the pointer
to the memory registered and array descriptor.
(caf_internal_error): Added convenience interface.
(_gfortran_caf_register): Adapted to work with caf_single_token and
return memory in the array descriptor.
(_gfortran_caf_deregister): Same.
(assign_char1_from_char4): Fixed style.
(convert_type): Fixed incorrect conversion.
(_gfortran_caf_get): Adapted to work with caf_single_token.
(_gfortran_caf_send): Same.
(_gfortran_caf_sendget): Same.
(copy_data): Added to stop repeating it in all _by_ref functions.
(get_for_ref): Recursive getting of coarray data using a chain of
references.
(_gfortran_caf_get_by_ref): Driver for computing the memory needed for
the get and checking properties of the operation.
(send_by_ref): Same as get_for_ref but for sending data.
(_gfortran_caf_send_by_ref): Same like caf_get_by_ref but for sending.
(_gfortran_caf_sendget_by_ref): Uses get_by_ref and send_by_ref to
implement sendget for reference chains.
(_gfortran_caf_atomic_define): Adapted to work with caf_single_token.
(_gfortran_caf_atomic_ref): Likewise.
(_gfortran_caf_atomic_cas): Likewise.
(_gfortran_caf_atomic_op): Likewise.
(_gfortran_caf_event_post): Likewise.
(_gfortran_caf_event_wait): Likewise.
(_gfortran_caf_event_query): Likewise.
(_gfortran_caf_lock): Likewise.
(_gfortran_caf_unlock): Likewise.

gcc/testsuite/ChangeLog:

2016-09-19  Andre Vehreschild  <vehre@gcc.gnu.org>

* gfortran.dg/coarray/alloc_comp_4.f90: New test.
* gfortran.dg/coarray_38.f90:
* gfortran.dg/coarray_alloc_comp_1.f08: New test.
* gfortran.dg/coarray_alloc_comp_2.f08: New test.
* gfortran.dg/coarray_allocate_7.f08: New test.
* gfortran.dg/coarray_allocate_8.f08: New test.
* gfortran.dg/coarray_allocate_9.f08: New test.
* gfortran.dg/coarray_lib_alloc_1.f90: Adapted scan-tree-dumps to expect
new caf_register.
* gfortran.dg/coarray_lib_alloc_2.f90: Same.
* gfortran.dg/coarray_lib_alloc_3.f90: Same.
* gfortran.dg/coarray_lib_comm_1.f90: Adapted scan-tree-dumps to expect
get_by_refs.
* gfortran.dg/coarray_lib_token_3.f90: Same as for coarray_lib_alloc2.
* gfortran.dg/coarray_lock_7.f90: Same.
* gfortran.dg/coarray_poly_5.f90: Same.
* gfortran.dg/coarray_poly_6.f90: Same.
* gfortran.dg/coarray_poly_7.f90: Same.
* gfortran.dg/coarray_poly_8.f90: Same.
* gfortran.dg/coindexed_1.f90: Changed errors expected.

gcc/fortran/ChangeLog:

2016-09-19  Andre Vehreschild  <vehre@gcc.gnu.org>

* expr.c (gfc_check_assign): Added flag to control whether datatype
conversion is allowed.
* gfortran.h: Added caf-token-tree to gfc_component.  Changed
prototypes mostly to add whether datatype conversion is allowed.
* gfortran.texi: Added documentation for the caf_reference_t and the
caf_*_by_ref function.
* primary.c (caf_variable_attr): Similar to gfc_variable_attr but
focused on the needs of coarrays.
(gfc_caf_attr): Same.
* resolve.c (resolve_ordinary_assign): Set the conversion allowed
flag when not in a coarray.
* trans-array.c (gfc_array_init_size): Moved setting of array
descriptor's datatype before the alloc, because caf_register needs it.
(gfc_array_allocate): Changed notion of whether an array is a coarray.
(gfc_array_deallocate): Same.
(gfc_alloc_allocatable_for_assignment): Added setting of coarray's
array descriptor datatype before the register.  And using deregister/
register to mimmick a realloc for coarrays.
* trans-decl.c (gfc_build_builtin_function_decls): Corrected signatures
of old caf-functions and added signature definitions of the _by_ref
ones.
(generate_coarray_sym_init): Adapted to new caf_register signature.
* trans-expr.c (gfc_conv_scalar_to_descriptor): Make sure a constant
is translated to an lvalue expression before use in an array
descriptor.
(gfc_get_ultimate_alloc_ptr_comps_caf_token): New function.  Get the
last allocatable component's coarray token.
(gfc_get_tree_for_caf_expr): For top-level object get the coarray
token and check for unsupported features.
(gfc_get_caf_token_offset): Getting the offset might procude new
statements, which now are stored in the pre and post of the current se.
(gfc_caf_get_image_index): For this image return a call to
caf_this_image.
(expr_may_alias_variables): Check that the result is set for testing
its properties.
(alloc_scalar_allocatable_for_assignment): Added auto allocation of
coarray components.
(gfc_trans_assignment_1): Rewrite an assign to a coarray object to
be a sendget.
* trans-intrinsic.c (conv_caf_vector_subscript_elem): Corrected
wrong comment.
(compute_component_offset): Compute the correct offset a structure
member.
(conv_expr_ref_to_caf_ref): Convert to a chain of refs into
caf_references.
(gfc_conv_intrinsic_caf_get): Call caf_get_by_ref instead of caf_get.
(conv_caf_send): Call caf_*_by_ref for coarrays that need
reallocation.
(gfc_conv_intrinsic_function): Adapted to new signuature of the caf
drivers.
(conv_intrinsic_atomic_op): Add pre and post statements correctly.
(conv_intrinsic_atomic_ref): Same.
(conv_intrinsic_atomic_cas): Same.
(conv_intrinsic_event_query): Same.
* trans-stmt.c (gfc_trans_lock_unlock): Same.
(gfc_trans_event_post_wait): Same.
(gfc_trans_allocate): Support allocation of allocatable coarrays.
(gfc_trans_deallocate): And there deallocation.
* trans-types.c (gfc_typenode_for_spec): Added flag to control whether
a component is part of coarray.  When so, then add space to store a
coarray token.
(gfc_build_array_type): Same.
(gfc_get_array_descriptor_base): Same.
(gfc_get_array_type_bounds): Same.
(gfc_sym_type): Same.
(gfc_get_derived_type): Same.
(gfc_get_caf_reference_type): Declare the caf_reference_type.
* trans-types.h: Prototype changes only.
* trans.c (gfc_allocate_using_lib): Use the updated caf_register
signature.
(gfc_allocate_allocatable): Same.
(gfc_deallocate_with_status): Same.
* trans.h: Defined the runtime types for caf_reference_t and the enums.

From-SVN: r240231
37 files changed:
gcc/fortran/ChangeLog
gcc/fortran/expr.c
gcc/fortran/gfortran.h
gcc/fortran/gfortran.texi
gcc/fortran/primary.c
gcc/fortran/resolve.c
gcc/fortran/trans-array.c
gcc/fortran/trans-decl.c
gcc/fortran/trans-expr.c
gcc/fortran/trans-intrinsic.c
gcc/fortran/trans-stmt.c
gcc/fortran/trans-types.c
gcc/fortran/trans-types.h
gcc/fortran/trans.c
gcc/fortran/trans.h
gcc/testsuite/ChangeLog
gcc/testsuite/gfortran.dg/coarray/alloc_comp_4.f90 [new file with mode: 0644]
gcc/testsuite/gfortran.dg/coarray_38.f90
gcc/testsuite/gfortran.dg/coarray_alloc_comp_1.f08 [new file with mode: 0644]
gcc/testsuite/gfortran.dg/coarray_allocate_7.f08 [new file with mode: 0644]
gcc/testsuite/gfortran.dg/coarray_allocate_8.f08 [new file with mode: 0644]
gcc/testsuite/gfortran.dg/coarray_allocate_9.f08 [new file with mode: 0644]
gcc/testsuite/gfortran.dg/coarray_lib_alloc_1.f90
gcc/testsuite/gfortran.dg/coarray_lib_alloc_2.f90
gcc/testsuite/gfortran.dg/coarray_lib_alloc_3.f90
gcc/testsuite/gfortran.dg/coarray_lib_comm_1.f90
gcc/testsuite/gfortran.dg/coarray_lib_token_3.f90
gcc/testsuite/gfortran.dg/coarray_lock_7.f90
gcc/testsuite/gfortran.dg/coarray_poly_5.f90
gcc/testsuite/gfortran.dg/coarray_poly_6.f90
gcc/testsuite/gfortran.dg/coarray_poly_7.f90
gcc/testsuite/gfortran.dg/coarray_poly_8.f90
gcc/testsuite/gfortran.dg/coindexed_1.f90
libgfortran/ChangeLog
libgfortran/caf/libcaf.h
libgfortran/caf/mpi.c
libgfortran/caf/single.c